Home / 1,026,635.40-1,539,807.30-352,747.80

Finding the Fourth Proportional to 1,026,635.40, 1,539,807.30 and 352,747.80

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Solution

The fourth proportional to 1,026,635.40, 1,539,807.30 and 352,747.80 is: 529,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,635.40 : 1,539,807.30 = 352,747.80 : x
  2. Step 2: Convert to fraction form
    1,026,635.40/1,539,807.30 = 352,747.80/x
  3. Step 3: Cross multiply
    1,026,635.40x = 1,539,807.30 × 352,747.80
  4. Step 4: Simplify right side
    1,026,635.40x = 543,163,637,498.94
  5. Step 5: Solve for x
    x = 543,163,637,498.94/1,026,635.40
  6. Step 6: Final answer
    x = 529,071.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.